Family name Cerrus (Cerro 
, Cser 
, Qarr 
) , throughout the world, is a common last name. The family name Cerrus is habitual in U.S. Virgin Islands, where it is quite a common surname, Hungary, and Uruguay, where it is quite a rare surname. Measured by absolute frequency, this name is the most popular in Spain, Hungary, and Philippines. Very seldom, Cerrus is the forename as well as the last name.